/**
 * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
 * <p>
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * <p>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package sf.database.template.enjoy.ext;

import sf.tools.ArrayUtils;

import java.util.ArrayList;
import java.util.List;

/**
 * SqlPara
 * 封装查询使用的 sql 与参数，主要用于 getSqlPara(...) 返回值
 */
public class SqlPara {

    String sql;
    List<Object> paraList;

    //以下参数分页使用
    private String countSql;
    private String listSql;

    public SqlPara setSql(String sql) {
        this.sql = sql;
        return this;
    }

    public SqlPara addPara(Object para) {
        if (paraList == null) {
            paraList = new ArrayList<Object>();
        }
        paraList.add(para);
        return this;
    }

    public String getSql() {
        return sql;
    }

    public Object[] getPara() {
        if (paraList == null || paraList.size() == 0) {
            return ArrayUtils.EMPTY_OBJECT_ARRAY;
        } else {
            return paraList.toArray(new Object[paraList.size()]);
        }
    }

    public SqlPara clear() {
        sql = null;
        if (paraList != null) {
            paraList.clear();
        }
        return this;
    }

    public String getCountSql() {
        return countSql;
    }

    public void setCountSql(String countSql) {
        this.countSql = countSql;
    }

    public String getListSql() {
        return listSql;
    }

    public void setListSql(String listSql) {
        this.listSql = listSql;
    }

    public List<Object> getParaList() {
        return paraList;
    }

    public void setParaList(List<Object> paraList) {
        this.paraList = paraList;
    }

    public String toString() {
        return "Sql: " + sql + "\nPara: " + paraList;
    }
}
